feat: 添加订单超时自动取消与 SMS 告警任务

- OrderTimeoutJob 替换占位实现为真实逻辑（查询超时订单 → 批量取消 → 发布事件）
- 新增 OrderEscalationJob（每 2 分钟检查超时未接单订单，预留 SMS 告警）
- 新增 OrderTimeoutOptions（AutoCancelMinutes=15, SmsEscalationMinutes=10）
- RecurringJobRegistrar 注册 OrderEscalationJob
- SchedulerServiceCollectionExtensions 注册 Job + Options

src/Modules/TakeoutSaaS.Module.Scheduler/Extensions/SchedulerServiceCollectionExtensions.cs

@@ -37,6 +37,11 @@ public static class SchedulerServiceCollectionExtensions
             .ValidateDataAnnotations()
             .ValidateOnStart();
 
+        services.AddOptions<OrderTimeoutOptions>()
+            .Bind(configuration.GetSection("Scheduler:OrderTimeout"))
+            .ValidateDataAnnotations()
+            .ValidateOnStart();
+
         services.AddHangfire((serviceProvider, config) =>
         {
             var options = serviceProvider.GetRequiredService<IOptionsMonitor<SchedulerOptions>>().CurrentValue;
@@ -59,6 +64,7 @@ public static class SchedulerServiceCollectionExtensions
         services.AddHostedService<RecurringJobHostedService>();
 
         services.AddScoped<OrderTimeoutJob>();
+        services.AddScoped<OrderEscalationJob>();
         services.AddScoped<CouponExpireJob>();
         services.AddScoped<LogCleanupJob>();
         services.AddScoped<SubscriptionRenewalReminderJob>();